2H8A

Structure of Microsomal Glutathione Transferase 1 in Complex with Glutathione

ELECTRON CRYSTALLOGRAPHY

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Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 81.8	α = 90
b = 81.8	β = 90
c = 100	γ = 120

Symmetry
Space Group	P 6

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	electron						M	SINGLE WAVELENGTH

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
ELECTRON CRYSTALLOGRAPHY		THROUGHOUT	3.2	10	4409	457	79.25	0.34237	0.33894	0.37628	RANDOM	26.662

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
-2.58	-1.29		-2.58		3.88

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.936
r_dihedral_angle_3_deg	26.23
r_dihedral_angle_4_deg	16.716
r_dihedral_angle_1_deg	9.855
r_angle_refined_deg	1.863
r_scangle_it	1.666
r_scbond_it	1.131
r_mcangle_it	0.981
r_mcbond_it	0.529
r_symmetry_vdw_refined	0.414
r_symmetry_hbond_refined	0.375
r_nbd_refined	0.363
r_nbtor_refined	0.336
r_xyhbond_nbd_refined	0.267
r_chiral_restr	0.12
r_bond_refined_d	0.013
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	964
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	20

Software

Software
Software Name	Purpose
REFMAC	refinement

Sample
Microsomal Glutathione Transferase 1 in Complex with Glutathione

Specimen Preparation
Sample Aggregation State	2D ARRAY

3D Reconstruction
Reconstruction Method	CRYSTALLOGRAPHY
Number of Particles
Reported Resolution (Å)	3.2
Resolution Method
Other Details
Refinement Type
Symmetry Type	2D CRYSTAL

Data Acquisition
Detector Type
Electron Dose (electrons/Å**2)	10

Imaging Experiment	1
Date of Experiment
Temperature (Kelvin)	4
Microscope Model	JEOL 3000SFF
Minimum Defocus (nm)	300
Maximum Defocus (nm)	2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)	62.6
Nominal CS	1.6
Imaging Mode	BRIGHT FIELD
Specimen Holder Model
Nominal Magnification	60000
Calibrated Magnification
Source	FIELD EMISSION GUN
Acceleration Voltage (kV)	300
Imaging Details	Electron diffraction at 1.2 m camera length

Image Processing
CTF Correction Type	CTF Correction Details	Number of Particles Selected	Particle Selection Details
	Crystallographic